- Luna 1964B
Luna 1964B (E-6 series) was the fifth Soviet attempt to land an unmanned spacecraft on the
Moon . It was launched on April 20, 1964. The mission was a failure. A power failure in the upper stage caused it to prematurely shutdown 340 seconds after launch.External links
* [http://www.zarya.info/Diaries/Luna/Luna.php Zarya - Luna programme chronology]
Sequence
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list=Luna programme
next=Cosmos 60
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